Add condition before use a mmalloc function.

[simgrid.git] / src / simix / smx_synchro.c

diff --git a/src/simix/smx_synchro.c b/src/simix/smx_synchro.c
index 77170c5..5de5313 100644 (file)
--- a/src/simix/smx_synchro.c
+++ b/src/simix/smx_synchro.c
@@ -1,7 +1,5 @@
-/*     $Id$     */
-
-/* Copyright (c) 2007 Arnaud Legrand, Bruno Donnassolo.
-   All rights reserved.                                          */
+/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -351,12 +349,11 @@ smx_sem_t SIMIX_sem_init(int capacity) {
 }
 /** @brief Destroys a semaphore */
 void SIMIX_sem_destroy(smx_sem_t sem) {
+  smx_action_t action = NULL;
   DEBUG1("Destroy semaphore %p", sem);
   if (sem == NULL)
     return;
 
-  smx_action_t action = NULL;
-
   xbt_assert0(xbt_swag_size(sem->sleeping) == 0,
       "Cannot destroy semaphore since someone is still using it");
   xbt_swag_free(sem->sleeping);